OBDSTAR X300 DP PLUS Software Loss Processing Method

After update obdstar x300 dp plus,the meter adjustment or immo menu dispear, How to solve?

1.Enter Home button, choose [ES File Explore]

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2. Click [Home], and then click [DP]

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3.After enter the DP menu, choose the SN No. file 9514XXXXXXXX–FUNCTION–MILEAGE,
At the buttom of this file, there will be a [en.cfg], find and delete it.

4.Re-start the device

5. Enter [upgrade] menu, then choose any of mileage correction software, download it.